1.
A planoconvex lens used to concentrate light.
凸透镜用来聚光的凸镜
2.
Disappearing and Returning: To Commemorate the Great Author of Zhou Wen from a Historical Perspective;
失踪与回归——历史凹凸镜下的作家周文
3.
meniscus (shaped) lens
凹凸透镜，弯月形透镜
4.
Shaped like a biconvex lens.
双凸透镜状的形状像双凸透镜的
5.
A convex lens is used to concentrate rays of light.
凸透镜用于聚集光线。
6.
large convex lens produces image that is viewed through the eyepiece.
通过目镜观察物体图像的大的凸透镜。
7.
Having greater curvature on the convex side than on the concave side.Used of a lens.
凸凹的凸面比凹面曲度更大的。用来指透镜
8.
Having greater curvature on the concave side than on the convex side.Used of a lens.
凹凸的凹面曲率大于凸面曲率的。用于指透镜
9.
Light reflected from the surface of the mirror, instead of passing through a curved glass lens.
光线受镜面的反射，而不是穿过凹凸的玻璃镜头。
10.
Just as a double convex lens enlarges, so a double concave lens reduces.
正象双凸透镜可以放大那样，双凹透镜也可以缩
11.
a single convex lens is used to produce an enlarged image.
能够产生放大图像的单个凸透镜。
12.
Eyes bulged behind the glasses.
眼镜后面的眼珠子突凸出来。
13.
He focused the sun's rays on a paper with a burning-glass.
他用一面凸透镜把阳光聚焦在纸上。
14.
The Study of Measuring Convex lens Focal Distance with CCD;
用CCD测量凸透镜焦距实验的研究
15.
A mirror, lens, or combination of lenses used to gather light and direct it upon an object or through a projection lens.
聚光器用于聚光并将光引向某物体或通过一凸透镜组的镜子、透镜或透镜组
16.
Every lens has a mounting flange with which it is attached to the camera body.
每个透镜都有一个安装凸缘，依靠它才能把透镜安装到相机上。
17.
Effects of combined training with CAMP vision simulating apparatus,convex lens and triple prism on AC/A in adolescent with myopia
视觉刺激仪、凸透镜和三棱镜综合训练对儿童近视眼AC/A的影响
18.
This setup, known as a conoscope, is shown in Figure 14.2 and consists of two stress-free plano-convex lenses A and B.
此装置称为锥光镜，如图14．2所示，它由A和B两个无应力平凸透镜组成。